:root {
  --bg: #050609;
  --panel: rgba(18, 19, 25, 0.96);
  --panel-soft: rgba(12, 14, 20, 0.84);
  --border: rgba(177, 18, 18, 0.5);
  --text: #f7f8fa;
  --muted: #b6b9c2;
  --red: #b11212;
  --red-bright: #d52a2a;
  --cyan: #4cdbce;
  --gold: #f3d74c;
  --shadow: 0 18px 52px rgba(0, 0, 0, 0.52);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-height: 100%;
  margin: 0;
  background: #000;
}

body,
button,
input {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  overflow: hidden;
  color: var(--text);
}

button,
a,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 3px;
}

.game-shell {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  width: 100%;
  height: 100vh;
  height: 100svh;
  padding: 12px;
  gap: 10px;
  overflow: hidden;
  background: #08090d;
}

.game-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1380px, 100%);
  min-height: 54px;
  margin: 0 auto;
  gap: 16px;
}

.game-header__eyebrow,
.screen__eyebrow {
  margin: 0 0 3px;
  color: var(--red-bright);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.game-header h1 {
  margin: 0;
  color: #c2c5cb;
  font-size: clamp(1.35rem, 3.2vh, 2.3rem);
  line-height: 1;
  letter-spacing: 0;
}

.header-action,
.text-link {
  color: var(--text);
  font-weight: 800;
  text-decoration: none;
}

.header-action {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 9px 13px;
  background: #11141b;
}

.stage-wrap {
  display: grid;
  min-width: 0;
  min-height: 0;
  place-items: center;
  overflow: hidden;
  background: #000;
}

.game-stage {
  position: relative;
  width: min(100%, calc((100vh - 86px) * 16 / 9));
  width: min(100%, calc((100svh - 86px) * 16 / 9));
  max-height: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid rgba(177, 18, 18, 0.58);
  background: #0b0d14;
  box-shadow: var(--shadow);
}

.game-canvas {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
}

.game-hud {
  position: absolute;
  inset: 12px 12px auto;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, minmax(96px, auto)) auto;
  align-items: start;
  gap: 8px;
  pointer-events: none;
}

.hud-chip,
.hud-button {
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 6px;
  background: rgba(8, 10, 15, 0.78);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
}

.hud-chip {
  display: grid;
  min-width: 96px;
  padding: 7px 10px;
  gap: 1px;
}

.hud-chip span {
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 850;
  text-transform: uppercase;
}

.hud-chip strong {
  color: var(--text);
  font-size: 1rem;
  line-height: 1.1;
}

.hud-button {
  min-width: 74px;
  padding: 9px 11px;
  color: var(--text);
  font-size: 0.82rem;
  font-weight: 900;
  pointer-events: auto;
}

.progress-track {
  position: relative;
  grid-column: 1 / -1;
  height: 12px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.44);
}

.progress-track__bar,
.progress-track__checkpoint {
  position: absolute;
  inset: 0 auto 0 0;
}

.progress-track__bar {
  width: 100%;
  transform: scaleX(0);
  transform-origin: left center;
  background: linear-gradient(90deg, var(--red-bright), var(--gold), var(--cyan));
}

.progress-track__checkpoint {
  left: 50%;
  z-index: 1;
  width: 3px;
  transform: translateX(-50%);
  background: #f7f8fa;
  box-shadow: 0 0 12px rgba(255, 255, 255, 0.8);
}

.screen {
  position: absolute;
  inset: 50% auto auto 50%;
  z-index: 2;
  display: grid;
  width: min(520px, calc(100% - 40px));
  max-height: calc(100% - 40px);
  padding: clamp(18px, 3vw, 30px);
  gap: 18px;
  overflow: auto;
  transform: translate(-50%, -50%);
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
  scrollbar-width: thin;
}

.game-overlay {
  position: absolute;
  inset: 50% auto auto 50%;
  z-index: 3;
  display: grid;
  width: min(460px, calc(100% - 40px));
  padding: clamp(18px, 3vw, 28px);
  gap: 14px;
  transform: translate(-50%, -50%);
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(18, 19, 25, 0.96);
  box-shadow: var(--shadow);
  text-align: center;
}

.game-overlay > * {
  position: relative;
  z-index: 1;
}

.game-overlay--theme-preview {
  isolation: isolate;
  overflow: hidden;
  border-color: var(--preview-glow);
  background: var(--preview-sky-top);
}

.game-overlay--theme-preview::before {
  position: absolute;
  inset: 0;
  z-index: 0;
  content: "";
  background: linear-gradient(155deg, var(--preview-sky-top), var(--preview-sky-bottom));
  opacity: 0.92;
}

.game-overlay--theme-preview::after {
  position: absolute;
  right: -8%;
  bottom: 18%;
  left: -8%;
  z-index: 0;
  height: 2px;
  content: "";
  background: var(--preview-glow);
  box-shadow: 0 22px 0 color-mix(in srgb, var(--preview-glow) 55%, transparent), 0 44px 0 color-mix(in srgb, var(--preview-glow) 24%, transparent);
  transform: rotate(-4deg);
}

.game-overlay[data-variant="theme-transition"] {
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--preview-glow) 32%, transparent), var(--shadow);
}

.game-overlay[data-variant="death"] h2,
.game-overlay[data-variant="game-over"] h2 {
  color: #ffb8b8;
}

.game-overlay[data-variant="victory"] h2 {
  color: var(--gold);
  font-size: clamp(1.85rem, 5vw, 3.2rem);
}

.game-overlay h2,
.game-overlay p {
  margin: 0;
}

.game-overlay h2 {
  font-size: clamp(2rem, 5vw, 3.6rem);
  line-height: 1;
}

.game-overlay p:not(.screen__eyebrow) {
  color: var(--muted);
  line-height: 1.4;
}

.screen--wide {
  width: min(920px, calc(100% - 40px));
}

.screen--menu {
  justify-items: center;
  text-align: center;
}

.brand-lockup h2 {
  margin: 0;
  color: var(--text);
  font-size: clamp(2.2rem, 7vw, 4.8rem);
  line-height: 0.95;
  letter-spacing: 0;
  text-shadow: 0 0 28px rgba(177, 18, 18, 0.55);
}

.brand-lockup p:last-child,
.screen > p,
.screen-heading--inline > p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.45;
}

.screen h2 {
  margin: 0;
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  line-height: 1.05;
  letter-spacing: 0;
}

.menu-actions,
.button-row {
  display: flex;
  width: 100%;
  justify-content: center;
  gap: 10px;
}

.button,
.setting-button,
.close-button,
.character-option {
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 6px;
  color: var(--text);
  font-weight: 850;
  background: #242832;
  cursor: pointer;
  transition: transform 150ms ease, border-color 150ms ease, background-color 150ms ease, filter 150ms ease;
}

.button:hover,
.setting-button:hover,
.close-button:hover,
.character-option:hover {
  transform: translateY(-2px);
  border-color: rgba(76, 219, 206, 0.75);
  background-color: #303641;
}

.button {
  min-width: 138px;
  padding: 11px 16px;
}

.button--primary {
  border-color: rgba(255, 225, 225, 0.22);
  background: var(--red);
  box-shadow: 0 8px 22px rgba(139, 0, 0, 0.34);
}

.button--primary:hover {
  background: var(--red-bright);
}

.settings-row {
  display: grid;
  width: 100%;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.setting-button {
  display: grid;
  min-width: 0;
  padding: 9px;
  gap: 2px;
  background: #171b23;
}

.setting-button span {
  color: var(--muted);
  font-size: 0.72rem;
}

.setting-button strong {
  overflow-wrap: anywhere;
}

.setting-button[aria-pressed="true"] strong {
  color: var(--cyan);
}

.setting-button:disabled {
  cursor: not-allowed;
  opacity: 0.48;
}

.text-link {
  color: var(--muted);
  font-size: 0.88rem;
}

.text-link:hover,
.header-action:hover {
  color: var(--cyan);
}

.screen-heading--inline {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.screen-heading--inline > p {
  color: var(--gold);
  font-weight: 850;
  text-align: right;
}

.name-form {
  display: grid;
  gap: 10px;
}

.name-form label {
  font-weight: 800;
}

.name-form input {
  width: 100%;
  border: 1px solid rgba(76, 219, 206, 0.35);
  border-radius: 6px;
  padding: 12px;
  color: var(--text);
  background: #080b11;
}

.form-error {
  min-height: 1.2em;
  margin: 0;
  color: #ffb8b8;
  font-size: 0.9rem;
}

.character-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  padding: 5px;
}

.character-option {
  display: grid;
  min-width: 0;
  min-height: 112px;
  place-items: center;
  align-content: center;
  padding: 9px 5px;
  gap: 7px;
  background: rgba(13, 16, 23, 0.92);
}

.character-option > span:last-child {
  max-width: 100%;
  overflow: hidden;
  font-size: 0.76rem;
  text-overflow: ellipsis;
}

.character-option.is-selected {
  z-index: 1;
  transform: scale(1.07);
  border: 3px solid var(--gold);
  background: #252a32;
  box-shadow: 0 0 22px rgba(243, 215, 76, 0.33);
  filter: brightness(1.16);
}

.character-option.is-selected:hover {
  transform: scale(1.07) translateY(-1px);
}

.block-face {
  --brow-left: linear-gradient(12deg, transparent 34%, #11131a 35% 66%, transparent 67%);
  --brow-right: linear-gradient(-12deg, transparent 34%, #11131a 35% 66%, transparent 67%);
  position: relative;
  display: block;
  width: 58px;
  height: 58px;
  flex: 0 0 auto;
  border: 4px solid var(--character-accent);
  border-radius: 7px;
  background:
    var(--brow-left) 20% 18% / 22% 8% no-repeat,
    var(--brow-right) 70% 18% / 22% 8% no-repeat,
    linear-gradient(to top, rgba(0, 0, 0, 0.1) 0 16%, transparent 16%),
    var(--character-color);
  box-shadow: inset 0 -9px 0 rgba(0, 0, 0, 0.1), 0 5px 0 rgba(0, 0, 0, 0.24);
}

.block-face::before,
.block-face::after {
  position: absolute;
  content: "";
}

.block-face--moxie {
  --brow-left: linear-gradient(28deg, transparent 34%, #11131a 35% 66%, transparent 67%);
  --brow-right: linear-gradient(-16deg, transparent 34%, #11131a 35% 66%, transparent 67%);
}

.block-face--volt {
  --brow-left: linear-gradient(32deg, transparent 34%, #11131a 35% 66%, transparent 67%);
  --brow-right: linear-gradient(10deg, transparent 34%, #11131a 35% 66%, transparent 67%);
}

.block-face--pixel,
.block-face--blink {
  --brow-left: linear-gradient(0deg, transparent 34%, #11131a 35% 66%, transparent 67%);
  --brow-right: linear-gradient(0deg, transparent 34%, #11131a 35% 66%, transparent 67%);
}

.block-face--chill {
  --brow-left: linear-gradient(-6deg, transparent 34%, #11131a 35% 66%, transparent 67%);
  --brow-right: linear-gradient(6deg, transparent 34%, #11131a 35% 66%, transparent 67%);
}

.block-face--ember {
  --brow-left: linear-gradient(-24deg, transparent 34%, #11131a 35% 66%, transparent 67%);
  --brow-right: linear-gradient(24deg, transparent 34%, #11131a 35% 66%, transparent 67%);
}

.block-face--nova {
  --brow-left: linear-gradient(18deg, transparent 34%, #7c205f 35% 66%, transparent 67%);
  --brow-right: linear-gradient(-18deg, transparent 34%, #7c205f 35% 66%, transparent 67%);
}

.block-face--grit {
  --brow-left: linear-gradient(-24deg, transparent 34%, #11131a 35% 66%, transparent 67%);
  --brow-right: linear-gradient(18deg, transparent 34%, #11131a 35% 66%, transparent 67%);
}

.block-face::before {
  top: 17px;
  left: 11px;
  width: 8px;
  height: 9px;
  border-radius: 50%;
  background: #11131a;
  box-shadow: 25px 0 0 #11131a;
}

.block-face::after {
  bottom: 10px;
  left: 17px;
  width: 18px;
  height: 8px;
  border-bottom: 4px solid #11131a;
  border-radius: 0 0 50% 50%;
}

.block-face--zip::after {
  left: 14px;
  width: 24px;
  height: 3px;
  border: 0;
  background: #11131a;
  box-shadow: 0 4px 0 rgba(255, 255, 255, 0.8);
}

.block-face--moxie::before {
  border-radius: 1px;
  transform: rotate(-12deg);
  box-shadow: 25px 5px 0 #11131a;
}

.block-face--moxie::after {
  border-bottom: 0;
  border-top: 4px solid #11131a;
  border-radius: 50% 50% 0 0;
}

.block-face--volt::before {
  height: 5px;
  border-radius: 1px;
  transform: skewX(-24deg);
}

.block-face--pixel::before {
  border-radius: 0;
}

.block-face--pixel::after {
  left: 15px;
  width: 22px;
  height: 5px;
  border: 0;
  border-radius: 0;
  background: #11131a;
}

.block-face--chill::before {
  height: 3px;
  border-radius: 0;
}

.block-face--chill::after {
  width: 19px;
  border-radius: 50%;
}

.block-face--ember::after {
  left: 15px;
  width: 22px;
  height: 11px;
  border: 3px solid #11131a;
  border-top: 0;
  background: rgba(255, 255, 255, 0.7);
}

.block-face--blink::before {
  height: 2px;
  border-radius: 0;
}

.block-face--nova::before {
  background: #fff;
  box-shadow: 25px 0 0 #fff;
}

.block-face--nova::after {
  border-bottom-color: #7c205f;
}

.block-face--grit::before {
  height: 6px;
  border-radius: 1px;
  transform: rotate(8deg);
  box-shadow: 25px -3px 0 #11131a;
}

.block-face--grit::after {
  border-bottom: 0;
  border-top: 4px solid #11131a;
  border-radius: 50% 50% 0 0;
}

.instructions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.1);
}

.instructions div {
  display: grid;
  padding: 10px 12px;
  gap: 3px;
  background: #12151c;
}

.instructions strong {
  color: var(--cyan);
  font-size: 0.8rem;
}

.instructions span {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.35;
}

.close-button {
  width: 38px;
  height: 38px;
  padding: 0;
}

.ready-character {
  width: 82px;
  height: 82px;
  margin: 0 auto;
  transform: rotate(-4deg);
}

.screen[data-screen="ready"] {
  justify-items: center;
  text-align: center;
}

.rotate-device {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: none;
  place-content: center;
  justify-items: center;
  padding: 28px;
  color: var(--text);
  text-align: center;
  background: #08090d;
}

.rotate-device h2,
.rotate-device p {
  margin: 5px 0;
}

.rotate-device p:last-child {
  color: var(--muted);
}

.rotate-device__icon {
  position: relative;
  width: 78px;
  height: 54px;
  margin-bottom: 20px;
  border: 3px solid var(--cyan);
  border-radius: 7px;
}

.rotate-device__icon span {
  position: absolute;
  top: 50%;
  right: -26px;
  width: 18px;
  height: 18px;
  transform: translateY(-50%) rotate(45deg);
  border-top: 3px solid var(--gold);
  border-right: 3px solid var(--gold);
}

.is-hidden {
  display: none;
}

@media (max-height: 620px) {
  .game-shell {
    padding: 6px;
    gap: 5px;
  }

  .game-header {
    min-height: 40px;
  }

  .game-header__eyebrow {
    display: none;
  }

  .game-header h1 {
    font-size: 1.25rem;
  }

  .header-action {
    padding: 6px 10px;
    font-size: 0.78rem;
  }

  .game-stage {
    width: min(100%, calc((100svh - 57px) * 16 / 9));
  }

  .screen {
    max-height: calc(100% - 18px);
    padding: 14px;
    gap: 10px;
  }

  .character-option {
    min-height: 84px;
    padding: 5px;
  }

  .block-face {
    width: 45px;
    height: 45px;
    border-width: 3px;
  }

  .block-face::before {
    top: 12px;
    left: 8px;
    width: 6px;
    height: 7px;
    box-shadow: 21px 0 0 #11131a;
  }

  .block-face::after {
    bottom: 7px;
    left: 13px;
    width: 15px;
  }

  .instructions div {
    padding: 7px 9px;
  }

  .game-hud {
    inset: 7px 7px auto;
    grid-template-columns: repeat(4, minmax(72px, auto)) auto;
  }

  .hud-chip {
    min-width: 72px;
    padding: 5px 7px;
  }

  .hud-chip span {
    font-size: 0.58rem;
  }

  .hud-chip strong {
    font-size: 0.82rem;
  }
}

@media (max-width: 720px) and (orientation: portrait) {
  .settings-row {
    grid-template-columns: 1fr;
  }

  .character-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .instructions {
    grid-template-columns: 1fr;
  }

  .game-hud {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (orientation: portrait) and (pointer: coarse) {
  .rotate-device {
    display: grid;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}